Seedvault: Fix button on code output

* Missed in the SuW redesign commit

Change-Id: Ie035b77470672248ccc531334cea5a3005fb1e20
diff --git a/app/src/main/res/layout/fragment_recovery_code_output.xml b/app/src/main/res/layout/fragment_recovery_code_output.xml
index 5384d18..fc3398c 100644
--- a/app/src/main/res/layout/fragment_recovery_code_output.xml
+++ b/app/src/main/res/layout/fragment_recovery_code_output.xml
@@ -75,6 +75,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="@string/recovery_code_confirm_button"
+        android:layout_marginEnd="40dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/wordList" />